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Understanding Self-Inflicted Firearm Injuries Through Prior Hospitalizations.

Derek C Lumbard1, Chad J Richardson1, Rachel M Nygaard1

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Summary
This summary is machine-generated.

A significant portion of self-inflicted firearm injury patients had prior hospitalizations. Diagnoses before these injuries were similar in urban and rural populations, despite known demographic differences.

Keywords:
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Area of Science:

  • Public Health
  • Trauma Surgery
  • Epidemiology

Background:

  • Self-inflicted firearm injuries represent a major public health crisis, constituting a majority of firearm fatalities in the U.S.
  • Rural populations exhibit higher rates of self-inflicted firearm injuries compared to urban counterparts.
  • Prior hospitalizations may indicate underlying health issues that precede self-inflicted firearm injury events.

Purpose of the Study:

  • To investigate the characteristics of hospital admissions preceding self-inflicted firearm injuries.
  • To compare these characteristics between urban and rural populations.
  • To test the hypothesis that prior hospitalizations differ based on geographic location.

Main Methods:

  • Utilized the 2016-2020 Nationwide Readmission Database (NRD) from the Healthcare Cost and Utilization Project (HCUP).
  • Identified patients aged over 12 years with hospital admissions within one year prior to a self-inflicted firearm injury.
  • Analyzed demographic data and primary diagnoses of prior hospitalizations.

Main Results:

  • 22.3% of self-inflicted firearm injury admissions (n=1532) had a prior hospitalization.
  • Prior hospitalization diagnoses were similar across urban and rural groups, with infection (41.4% vs 44.7%) and mental health (20.8% vs 25.1%) being most common.
  • Other significant prior diagnoses included drug/alcohol abuse and injury; no prior hospitalizations were for other firearm injuries.

Conclusions:

  • A substantial rate of prior hospitalization (22.3%) was observed before self-inflicted firearm injury admissions.
  • Despite documented urban-rural disparities in self-inflicted firearm injuries, the diagnoses leading to prior hospitalizations were comparable between these populations.
  • Findings suggest common underlying health conditions may precede self-inflicted firearm injuries regardless of geographic setting.